DK396489A - Tilbageloebsspaerre, isaer til anbringelse i drikkevandsledninger - Google Patents

Tilbageloebsspaerre, isaer til anbringelse i drikkevandsledninger Download PDF

Info

Publication number
DK396489A
DK396489A DK396489A DK396489A DK396489A DK 396489 A DK396489 A DK 396489A DK 396489 A DK396489 A DK 396489A DK 396489 A DK396489 A DK 396489A DK 396489 A DK396489 A DK 396489A
Authority
DK
Denmark
Prior art keywords
issued
return safety
drinking pipe
drinking
pipe
Prior art date
Application number
DK396489A
Other languages
English (en)
Other versions
DK396489D0 (da
Inventor
Walter Evers
Original Assignee
Lang Apparatebau Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lang Apparatebau Gmbh filed Critical Lang Apparatebau Gmbh
Publication of DK396489D0 publication Critical patent/DK396489D0/da
Publication of DK396489A publication Critical patent/DK396489A/da

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/02—Plumbing installations for fresh water
    • E03C1/10—Devices for preventing contamination of drinking-water pipes, e.g. means for aerating self-closing flushing valves
    • E03C1/106—Devices for preventing contamination of drinking-water pipes, e.g. means for aerating self-closing flushing valves using two or more check valves
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/02—Plumbing installations for fresh water
    • E03C1/10—Devices for preventing contamination of drinking-water pipes, e.g. means for aerating self-closing flushing valves
    • E03C1/108—Devices for preventing contamination of drinking-water pipes, e.g. means for aerating self-closing flushing valves having an aerating valve
DK396489A 1987-12-12 1989-08-11 Tilbageloebsspaerre, isaer til anbringelse i drikkevandsledninger DK396489A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19873742207 DE3742207A1 (de) 1987-12-12 1987-12-12 Rueckflussverhinderer, insbesondere zum einbau in trinkwasserleitungen
PCT/EP1988/001087 WO1989005382A1 (fr) 1987-12-12 1988-11-30 Clapet de non-retour, notamment pour conduits d'eau potable

Publications (2)

Publication Number Publication Date
DK396489D0 DK396489D0 (da) 1989-08-11
DK396489A true DK396489A (da) 1989-08-11

Family

ID=6342484

Family Applications (1)

Application Number Title Priority Date Filing Date
DK396489A DK396489A (da) 1987-12-12 1989-08-11 Tilbageloebsspaerre, isaer til anbringelse i drikkevandsledninger

Country Status (6)

Country Link
EP (2) EP0353266B1 (da)
DE (2) DE3742207A1 (da)
DK (1) DK396489A (da)
ES (1) ES2030596T3 (da)
FI (1) FI893642A0 (da)
WO (1) WO1989005382A1 (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4204386C2 (de) * 1992-02-14 1994-01-20 Honeywell Braukmann Gmbh Systemtrenner
DE4217334C2 (de) * 1992-05-26 1994-06-09 Heinrich W Kiesewetter Systemtrennungsarmatur
ES2178915B1 (es) 2000-03-07 2004-04-16 Plasticos Mondragon, S.A. Valvula hidraulica de membrana perfeccionada, para regulacion del caudal de fluidos.
CN102486237A (zh) * 2010-12-01 2012-06-06 刘永 内置过滤网和无须外置配管的倒流防止器
CN102322541B (zh) * 2011-09-02 2013-08-28 陈银周 低阻力倒流防止器

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2503424A (en) * 1945-01-15 1950-04-11 Leonard L Snyder Backflow preventer
US3083723A (en) * 1959-11-04 1963-04-02 Paul J Duchin Vacuum breaker
IL45802A (en) * 1973-10-26 1977-05-31 Griswold Controls Check valve useful in backflow prevention apparatus
DE2650934A1 (de) * 1976-11-08 1978-05-11 Waletzko Alfred Apparatebau Rueckflussverhinderer, insbesondere fuer rohrtrenner
DE2930819C2 (de) * 1979-07-30 1985-04-11 Amtrol Inc., West Warwick, R.I. Vorrichtung zur Verhinderung des Rückströmens von Wasser in einer Versorgungsleitung
DE3537484C1 (en) * 1985-10-22 1987-03-05 Baelz Juergen Controls Shut-off and aeration device, in particular for drinking-water systems

Also Published As

Publication number Publication date
DE3868925D1 (de) 1992-04-09
FI893642A0 (fi) 1989-08-01
DK396489D0 (da) 1989-08-11
WO1989005382A1 (fr) 1989-06-15
EP0353266B1 (de) 1992-03-04
EP0353266A1 (de) 1990-02-07
DE3742207A1 (de) 1989-06-22
EP0320700A1 (de) 1989-06-21
ES2030596T3 (es) 1992-11-01

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment